mswkt = '''GEOGCS["Unspecified datum based upon the Clarke 1866 Authalic Sphere (deprecated)",DATUM["Not_specified_based_on_Clarke_1866_Authalic_Sphere",SPHEROID["Clarke 1866 Authalic Sphere",6370997,0,AUTHORITY["EPSG","7052"]],AUTHORITY["EPSG","6052"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4052"]]'''
m = mapObj('')
m.setWKTProjection(mswkt)
lyr = layerObj(m)
lyr.setWKTProjection(mswkt)